return;
btr_merge(btrn, fn->min_iqs);
len = btr_next_buffer(btrn, &inbuffer);
+ /*
+ * Decode at most 8K in one go to give the post_select() functions of
+ * other buffer tree nodes a chance to run. This is necessary to avoid
+ * buffer underruns on slow machines.
+ */
+ len = PARA_MIN(len, (size_t)8192);
mad_stream_buffer(&pmd->stream, (unsigned char *)inbuffer, len);
next_frame:
ret = mad_header_decode(&pmd->frame.header, &pmd->stream);